Rich Lake Dam
Rich Lake Dam is an earth dam located in Woodford County, Illinois, built in 1952. It carries a Low hazard potential classification.
About Rich Lake Dam
The primary purpose of Rich Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Dr. Lillian Rich (private). It impounds the Trib Walnut Creek-offstream near Eureka.
The dam stands 21 feet tall and stretches 440 feet across, and has a maximum storage capacity of 68 acre-feet. Completed in 1952, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 04/12/2024.
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Location
| State | Illinois |
| County | Woodford |
| Nearest City | Eureka |
| River/Stream | Trib Walnut Creek-offstream |
| Coordinates | 40.73281, -89.32581 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 440 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 68 acre-ft |
| Max Storage | 68 acre-ft |
| Normal Storage | 41 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | DR. LILLIAN RICH |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 04/12/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00351 |
| Federal ID | IL00351 |
| More Info | State Dam Safety Program |